chore: fix some typos in comments

Signed-off-by: looklose <shishuaiqun@yeah.net>

internals/src/array_vec.rs

@@ -25,7 +25,7 @@ mod safety_boundary {
         /// Constructs an empty `ArrayVec`.
         pub const fn new() -> Self { Self { len: 0, data: [MaybeUninit::uninit(); CAP] } }
 
-        /// Constructs a new `ArrayVec` initialized with the contets of `slice`.
+        /// Constructs a new `ArrayVec` initialized with the contents of `slice`.
         ///
         /// # Panics
         ///

units/src/amount/mod.rs

@@ -139,7 +139,7 @@ impl Denomination {
     }
 }
 
-/// These form are ambigous and could have many meanings.  For example, M could denote Mega or Milli.
+/// These form are ambiguous and could have many meanings.  For example, M could denote Mega or Milli.
 /// If any of these forms are used, an error type `PossiblyConfusingDenomination` is returned.
 const CONFUSING_FORMS: [&str; 6] = ["CBTC", "Cbtc", "MBTC", "Mbtc", "UBTC", "Ubtc"];
 

units/src/amount/result.rs

@@ -11,7 +11,7 @@ use super::{Amount, SignedAmount};
 
 /// Result of an operation on [`Amount`] or [`SignedAmount`].
 ///
-/// The type parameter `T` should be normally `Amout` or `SignedAmount`.
+/// The type parameter `T` should be normally `Amount` or `SignedAmount`.
 #[derive(Debug, Copy, Clone, PartialEq, Eq)]
 #[must_use]
 pub enum NumOpResult<T> {